[Elecraft] K3: VHF/UHF transverters
David Pratt
david at g4dmp.fsnet.co.uk
Sat Feb 13 06:15:58 EST 2010
In a recent message, "David Ferrington, M0XDF" <M0XDF at Alphadene.co.uk>
writes
>
>The K144XV will give 8-10 Watts, the XV144 20-25 Watts - strikes me as
>I'd have to drive a PA with at least 10 and that would be pushing the
>K144XV, whereas I could reasonably get 15 - 20 from the XV144 and not
>get it too hot (a known problem?) and not over-drive them either.
Your XV144 should not get too hot, David. I presume that yours will
have vent holes in the top and bottom covers whereas the early ones
(like mine) did not. Now that I have provided ventilation I do not have
a heat problem and can merrily run mine up to 25W. The Mitsubishi
RA30H1317M PA module is in fact rated to have a Pout >30W at up to
175MHz.
--
David G4DMP
Leeds, England, UK
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